The recipe is 2 parts water, 2 parts gum arabic, 1 part honey. I only put one drop of clove oil and one drop of vegetable glycerin in a small bottle of the mixture. The very small amount of these two ingredients help with preservation & moisture.
Can you make gouache from watercolor?
Likewise, watercolor essentially becomes gouache when you add white to it. So in terms of procedure, you can start your painting with gouache used transparently and gradually bring in opacity with thicker paint and more white as you need it.
What is gouache a mix of?
Making Gouache
Gouache is a mix of simple and complicated. Its binder is a middle-ground between the oil-based and water-based binders. Traditional gouache is a perfect mix of the best of both oil and water-based paints. It dries quickly, like watercolors, but it's opaque like oil because of its chalk component.